package com.springsecurity.demo.model.entity;


import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

@Data
@NoArgsConstructor
public class LoginUser implements UserDetails {

    private String userName;

    private String password;

//    private Users user;

    private List<String> permissions;

//    public LoginUser(Users user) {
//        this.user = user;
//    }

    public LoginUser(String userName, String password, List<String> permissions) {
//        this.user = user;
        this.userName = userName;
        this.password = password;
        this.permissions = permissions;
    }
//    @JSONField(serialize = false)
    private List<SimpleGrantedAuthority> authorities;

    /**
     * 返回权限信息
     * @return
     */
    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        if(authorities!=null){
            return authorities;
        }
//        把permissions中String类型的权限信息封装成SimpleGrantedAuthority对象
       authorities = new ArrayList<>();
        for (String permission : permissions) {
            SimpleGrantedAuthority authority = new SimpleGrantedAuthority(permission);
            authorities.add(authority);
        }
        authorities = permissions.stream()
                .map(SimpleGrantedAuthority::new)
                .collect(Collectors.toList());
        List<SimpleGrantedAuthority> collect = permissions.stream()
                .map(SimpleGrantedAuthority::new)
                .collect(Collectors.toList());
        return authorities;
    }

    @Override
    public String getPassword() {
        return this.password;
    }

    @Override
    public String getUsername() {
        return this.userName;
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }
}

